Chimney cowls with bird guards and in matt black colour also available. The Single Flue Galvanized Chimney Cap is a protective covering designed specifically for single flue chimneys. Made from galvanized steel, it offers durability against weather elements and helps prevent unwanted debris and animals from entering the chimney The chimney cowl is suitable to fit over the end of a 5''/125mm single skin rigid flue pipe. Wind Downdraft Chimney Caps Wind Directional Cap | Galvanized 125mm Chimney Cap FOXY METAL FABRICATION CHIMNEY CAP,RAIN CAP,CHIMNEY COWL TO FIT 5 Anti Downdraught Chimney Cowl Robust design with a grove in the base for extra strength. We supply a wide range of 125mm chimney cowls and flashings that includes everything you need to complete your chimney or flue system Chimney cowl manufactured in the UK to fit a 5''/125mm single Wall rigid flue pipe The cowls are approx 5mm oversized to be sure they sit over the end of your flue pipe.